[Sbs_gems] [EXTERNAL] Procedure to switch SBS GEMs to Nitrogen in case Ar does not get delivered today

[Jack Segal]

There are 6 cylinders of Argon in the Hall C Gas Shed.

On 2/17/2023 2:31 PM, Anuruddha Rathnayake wrote:
> Hi Jack,
> 
> We only have 3 Ar bottles left and as the current GEM on-call, I wanted to be ready for a situation where Ar does not get delivered today. In that case, we don't want to use any of these 3 bottles for SBS as we want to make them available for BB.
> 
> With the remaining Ar bottles hooked up to SBS, they will run out sometime Sunday evening. What would be the procedure to switch SBS GEMs to Nitrogen?
> Should we be worried about the input pressure to the GEMs going up?
> 
> Best,
> Anu
> 
> 

-- 
John(Jack) Segal
Halls A and C Spectrometer Support Manager
Thomas Jefferson National Accelerator Facility
12000 Jefferson Avenue
Suite 12
Newport News, VA 23606-4486
Phone: (757) 269-7242
Cell: (757) 320-9977